Description
The Lennox 25W90 is a genuine OEM Collector Box Plate designed as a direct replacement for compatible Lennox furnace systems. The collector box plate plays a critical role in the furnace’s venting assembly, forming a sealed interface between the heat exchanger and the draft inducer. A properly functioning collector box plate ensures efficient flue gas routing, maintains system pressure integrity, and helps protect against combustion gas leaks — contributing to both equipment longevity and occupant safety.
Key Features
- Genuine Lennox OEM replacement part — SKU 25W90
- Designed for precise fit and function in compatible Lennox furnace models
- Seals the collector box assembly to maintain proper draft and flue gas containment
- Supports efficient inducer motor operation and overall system performance
- Helps prevent combustion gas bypass for safe furnace operation
- Durable construction built to withstand the thermal and pressure demands of furnace venting
Application
This collector box plate is intended for use in Lennox furnace systems requiring OEM-spec replacement components. Always verify compatibility with your specific furnace model number before installation. Consult your Lennox service documentation or contact a qualified HVAC technician to confirm fitment.
Why Choose OEM Parts?
Using genuine Lennox OEM replacement parts ensures your equipment performs to factory specifications, maintains warranty compliance, and reduces the risk of premature failure associated with aftermarket alternatives.







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